Jackson

DRY BRANCH· Williamson, Tennessee· Built 1937· Earth·

High Hazard Other Recreation Private

Key Takeaway

Jackson is classified as high hazard in Tennessee. It was completed in 1937 and is 89 years old. Its primary use is other. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Length	1,100 ft
Dam Type	Earth
Max Storage	86 acre-ft
Normal Storage	38 acre-ft

Surface Area	11 acres
Drainage Area	2 sq mi
Year Completed	1937 (89 years old)
NID ID	TN18712

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes

Last Inspection: May 11, 2020

State Regulated: Yes

Regulatory Agency: TENNESSEE SAFE DAMS PROGRAM

Ownership

JACKSON LAKE HOMEOWNERS ASSOCIATION

Private

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Frequently Asked Questions

What is the hazard classification of Jackson?

Jackson is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Jackson?

Jackson is owned by JACKSON LAKE HOMEOWNERS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Jackson built?

Jackson was completed in 1937, making it 89 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Jackson?

Jackson serves the following purposes: Other, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Jackson last inspected?

Jackson was last inspected on May 11, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.